US PATENT SUBCLASS 525 / 919
IONOMER RESINS (CARBOXYLATE SALT-CONTAINING COPOLYMERS)


Current as of: June, 1999
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525 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

919IONOMER RESINS (CARBOXYLATE SALT-CONTAINING COPOLYMERS)


DEFINITION

Classification: 525/919

IONOMER RESINS (CARBOXYLATE SALT-CONTAINING COPOLYMERS):

Subject matter under Class 525 involving a polymer containing a carboxylate salt group (e.g., ionomer resins, etc.).